Boat Depot's Gas Caddy meets all of the current United States Coast Guard standards and complies with U.N. and D.O.T. specifications when used according to the included instructions provided by Todd for transporting fuel. All of our caddies bear the U.N. marking, "UN3H1W".Gas caddies can hold 28 gallons of fuel and meet Department of Transportation requirements. Standard features include 10 feet (305 centimeters) of U.L. approved marine grade hose with static wire, molded hose brackets, spring loaded nozzle, 3/4" U.L. approved ball valve, aluminum non sparking axle, pneumatic tires with nylon bearings, nylon wheel hubs, vented cap and a molded in baffle for extra strength and durability. Optional pump kits are available to transfer fuel easily above the height of the gas caddy.